Conveying device for chip testing

Abstract

The utility model relates to the technical field of chip testing, and discloses a conveying device for chip testing, which comprises a carrier tape conveying device, a rolling shaft and a product conveying track, a first blowing device is arranged above the carrier tape track, and a blowing opening of the first blowing device corresponds to one end of the product conveying track up and down; a second air blowing device is arranged on the product conveying track and is used for blowing air for driving the chips to move in the product conveying track into the product conveying track; during use, the product track is arranged at the bottom of the carrier tape track, and the product track is connected with the product material pipe, so that when a chip in a carrier tape is positioned above the product track, the first blowing device blows air into the chip placing cavity, and the chip falls into the product track; the chip falls into the product material pipe through the gravity of the chip and air blown out by the second air blowing device, so that the chip is transferred from the carrier belt to the product material pipe, and the whole structure is simple and low in cost.

Description

Technical Field

[0001] The utility model relates to the technical field of chip testing, in particular to a conveying device for chip testing. Background Art

[0002] During the chip production process, the chip will first be packaged in the packaging and testing factory, and finally tested, sorted and taped. The chip is taped by a taping machine. After the chip is taped, due to various reasons, the chip needs to be reworked, that is, the chip in the tape is reloaded into the material tube, and then the material tube is reloaded for testing and sorting.

[0003] In addition, the structure of the chip on the tape is as follows Figure 1 As shown, the tape includes a carrier tape 100 and a cover tape 101. A chip placement cavity 102 is provided on the carrier tape 100. A row of carrier tape index holes 104 are arranged at equal intervals on one side of the carrier tape 100. A through hole 103 is provided at the bottom of the chip placement cavity 102. A chip 105 is placed in the chip placement cavity 102.

[0004] At present, when reloading the chips on the tape into the material tube, most of them are placed on the product track through a mechanical wall with a suction nozzle, and then transported to the product material tube through the product track. Although this implementation method has a high degree of automation, it is costly, and in actual use, if batch rework is required, manual loading and step-by-step operation are still required. Therefore, the efficiency improvement is not large and the cost performance is low. Utility Model Content

[0005] In view of the shortcomings of the background technology, the utility model provides a conveying device for chip testing, and the technical problem to be solved is that currently, due to the use of a mechanical arm with a suction nozzle to convey the chips on the tape into the product material tube, there is a problem of high cost.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a conveying device for chip testing, comprising:

[0007] The carrier tape conveyor device comprises a conveyor drive device and a carrier tape track, wherein the conveyor drive device is used to drive the carrier tape placed on the carrier tape track to move;

[0008] A roller, arranged at the entrance of the carrier track and located below the bottom of the carrier track;

[0009] A product conveying track, one end of which is connected to the bottom of the carrier track, and the other end of which is connected to the product material pipe;

[0010] A first blowing device is provided above the carrier track, and a blowing port of the first blowing device is arranged correspondingly to one end of the product conveying track above and below;

[0011] At least one second air blowing device is provided on the product conveying track, and the second air blowing device is used to blow air into the product conveying track to drive the chip to move in the product conveying track.

[0012] In a certain embodiment, the utility model includes a frame, and the carrier conveyor device is installed on the frame.

[0013] In a certain embodiment, the product conveying track includes an inclined portion, a curved portion and a horizontal portion, the inclined portion is connected to the horizontal portion through the curved portion, the inclined portion is connected to the carrier track, and the horizontal portion is connected to the product material pipe.

[0014] In a certain embodiment, the second blowing device is provided on the inclined portion.

[0015] In a certain embodiment, the utility model comprises three second air blowing devices, two of which are arranged on the inclined portion, and one second air blowing device is arranged on the curved portion.

[0016] In a certain embodiment, the horizontal portion is detachably connected to the product material pipe via a track material pipe connecting device.

[0017] In a certain embodiment, a cutting device is provided at the outlet end of the carrier track, and the cutting device includes a cylinder and a cutter. The telescopic end of the cylinder is connected to the cutter to drive the cutter to move up and down.

[0018] In a certain embodiment, a carrier tape recovery bucket is provided below the exit end of the carrier tape track.

[0019] In a certain embodiment, the utility model further comprises a finished product reel, wherein the finished product reel is used to place the tape, and a cover tape recovery reel is provided below the finished product reel.

[0020] In a certain embodiment, the cover tape recovery reel is located below the roller.

[0021] Compared with the prior art, the utility model has the following beneficial effects: the utility model sets a product track at the bottom of the carrier track and connects the product track with the product material tube. When the chip in the carrier is located above the product track, the first blowing device blows air into the chip placement cavity to make the chip fall into the product track. The chip's own gravity and the air blown by the second blowing device make the chip fall into the product material tube, thereby realizing the transfer of the chip from the carrier to the product material tube. The whole structure is simple and the cost is low. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of the chip in the tape;

[0023] Figure 2 A schematic diagram of an existing material pouring device for chip transfer;

[0024] Figure 3 It is a structural schematic diagram of the utility model. DETAILED DESCRIPTION

[0025] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0026] Currently, most of the Figure 2 The equipment shown is used to transfer chips from tape to Figure 2 On the product tube 206, Figure 2 The tape is placed on the finished product reel 200, the cover tape of the tape is wound on the cover tape recovery reel 201, and the carrier tape of the tape is wound on the carrier tape recovery reel 202. The teeth of the rotating index pin wheel 204 are inserted into the carrier tape index hole 104 of the carrier tape 100, thereby driving the carrier tape 100 to move. The robot arm 203 with a suction nozzle transfers the chip on the tape to the product track 205, and finally transports it to the product material tube 206. In actual use, for Figure 2 Although the structure shown has a high degree of automation, it is costly. Moreover, in actual use, if batch rework is required, manual loading and step-by-step operation are still required. Therefore, the efficiency is not greatly improved and the cost performance is low.

[0027] In order to provide a low cost and can transfer chips from the carrier tape to the product tube, such as Figure 3 As shown, this embodiment provides a conveying device for chip testing, comprising:

[0028] The carrier conveyor device includes a conveyor drive device 10 and a carrier track 11. The conveyor drive device 10 is connected to the carrier track 11 to drive the carrier 100 placed on the carrier track 11 to move; wherein the conveyor drive device 10 and the carrier track 11 are prior art, and they can adopt existing devices. Exemplarily, the conveyor drive device includes a motor, a driving gear, an index pin wheel, a chain and a transmission shaft. The motor is connected to the driving gear, the driving gear is connected to the index pin wheel through the chain, the index pin wheel is connected to the transmission shaft, and the transmission shaft is connected to a fixed bearing. When the motor rotates, it will drive the driving gear, the index pin wheel and the transmission shaft to rotate in turn, and the teeth of the rotating index pin wheel are inserted into the carrier index hole 104 of the carrier 100, thereby driving the carrier 100 to move in the carrier track 11;

[0029] The roller 2 is arranged at the entrance of the carrier track 11 and is located below the bottom of the carrier track 11;

[0030] A product conveying track, one end of which is connected to the bottom of the carrier track 11, and the other end of which is connected to the product material pipe 5;

[0031] Specifically, the product conveying track includes an inclined portion 40, a curved portion 41 and a horizontal portion 42, the inclined portion 40 is connected to the horizontal portion 42 through the curved portion 41, the inclined portion 40 is connected to the carrier track 22, and the horizontal portion 42 is connected to the product material pipe 5;

[0032] More specifically, the horizontal portion 42 is detachably connected to the product material pipe 5 via the track material pipe connection device 20;

[0033] Wherein, internal threads can be respectively provided at both ends of the track material pipe connection device 20, and external threads can be provided at one end of the horizontal portion 42 and one end of the product material pipe, and the horizontal portion 42, the track material pipe connection device 20 and the product material pipe 5 can be detachably connected through threads;

[0034] A first blowing device 3 is provided above the carrier track 11, and a blowing port of the first blowing device 3 is arranged correspondingly to one end of the product conveying track, i.e., the upper end of the inclined portion;

[0035] At least one second air blowing device 6 is provided on the product conveying track, and the second air blowing device 6 is used to blow air into the product conveying track to drive the chip 105 to move in the product conveying track;

[0036] Specifically, in this embodiment, the utility model includes three second blowing devices 6, two of which are arranged on the inclined portion 40, and one second blowing device 6 is arranged on the curved portion 41. In some implementations, the remaining number of second blowing devices 6 can be arranged according to actual needs, and is not necessarily limited to three.

[0037] exist Figure 3 In the utility model, the frame 7 is included, and the carrier conveying device is installed on the frame 7.

[0038] In addition, a cutting device 21 is provided at the outlet end of the carrier track 11, and the cutting device includes a cylinder and a cutter, and the telescopic end of the cylinder is connected to the cutter to drive the cutter to move up and down. In actual use, when the cutter moves up and down, the carrier tape 100 can be cut.

[0039] In addition, Figure 3 In the embodiment, a carrier tape recovery bucket 22 is provided below the outlet end of the carrier tape track 11. The carrier tape recovery bucket 22 can receive the cut carrier tape 100.

[0040] In this embodiment, the utility model further comprises a finished product reel 8, which is used to place the tape, and a cover tape recovery reel 9 is provided below the finished product reel 8. More specifically, the cover tape recovery reel 9 is located below the roller 2.

[0041] The working process of the utility model is as follows: the tape is placed on the finished product reel 8, and the chip in the tape is allowed to face down into the carrier track 11. After the tape passes the roller 2 position, the peeled cover tape is passed through the gap between the roller 2 and the carrier track 11 and wound onto the cover tape recovery reel 9.

[0042] After peeling, the carrier tape is attached to the bottom surface of the carrier tape track 11 and moves rightward to the driving device 10 . The index pin wheel 204 of the driving device 10 is inserted into the carrier tape index hole 15 , thereby pulling the carrier tape 100 to move in the carrier tape track 11 .

[0043] When there is a chip 105 in the chip placement cavity 102 of the reel 100, the chip 105 first contacts the horizontal bottom surface of the carrier track 11. When the chip 105 approaches the entrance of the product conveying track, the interface arc design of the product conveying track is designed to facilitate the product to tilt to the lower right by gravity. When the chip 105 continues to move to the right, the chip 5 tilts more. At the same time, the first blowing device 3 blows air, and the gas blows onto the chip 105 through the through hole 103 at the bottom of the chip placement cavity 102. After the chip 105 is stressed, it enters the product conveying track. Through the second blowing device 6, the chip 105 quickly passes through the inclined part 40 and enters the horizontal part 42, and finally enters the product material tube 5. When the chip 105 in the product material tube 5 is full, the product material tube 105 is replaced. After a certain period of operation, the carrier tape 100 is cut by the cutting device 21, so that the carrier tape 100 falls into the carrier tape recovery barrel 22 section by section.

[0044] The above is based on the enlightenment of this utility model. Through the above description, relevant staff can make various changes and modifications without deviating from the technical idea of ​​this utility model. The technical scope of this utility model is not limited to the content in the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A conveying device for chip testing, characterized in that: include A carrier tape conveying device, comprising a conveying drive device (10) and a carrier tape track (11), wherein the conveying drive device (10) is used to drive a carrier tape (100) placed on the carrier tape track (11) to move; A roller (2) is arranged at the entrance of the carrier track (11) and is located below the bottom of the carrier track (11); A product conveying track, one end of which is connected to the bottom of the carrier track (11), and the other end of which is connected to the product material pipe (5); A first blowing device (3) is provided above the carrier track (11), and a blowing port of the first blowing device (3) is arranged correspondingly to one end of the product conveying track in the upper and lower parts; At least one second air blowing device (6) is provided on the product conveying track, and the second air blowing device (6) is used to blow air into the product conveying track to drive the chip to move in the product conveying track.

2. A conveying device for chip testing according to claim 1, characterized in that: It comprises a frame (7), on which a carrier conveying device is mounted.

3. A conveying device for chip testing according to claim 1, characterized in that: The product conveying track comprises an inclined portion (40), a curved portion (41) and a horizontal portion (42); the inclined portion (40) is connected to the horizontal portion (42) via the curved portion (41); the inclined portion (40) is connected to the carrier track (11); and the horizontal portion (42) is connected to the product material pipe (5).

4. A conveying device for chip testing according to claim 3, characterized in that: The second air blowing device (6) is provided on the inclined portion (40).

5. A conveying device for chip testing according to claim 4, characterized in that: It comprises three second air blowing devices (6), two of which are arranged on the inclined portion (40), and one of which is arranged on the curved portion (41).

6. The conveying device for chip testing according to claim 3, characterized in that: The horizontal portion (42) is detachably connected to the product material pipe (5) via a track material pipe connecting device (20).

7. The conveying device for chip testing according to claim 1, characterized in that: A cutting device (21) is provided at the outlet end of the carrier track (11), wherein the cutting device comprises a cylinder and a cutter, wherein the telescopic end of the cylinder is connected to the cutter to drive the cutter to move up and down.

8. The conveying device for chip testing according to claim 7, characterized in that: A carrier tape recovery bucket (22) is provided below the exit end of the carrier tape track (11).

9. The conveying device for chip testing according to claim 1, characterized in that: It also comprises a finished product reel (8), wherein the finished product reel (8) is used to place the tape, and a cover tape recovery reel (9) is provided below the finished product reel (8).

10. A conveying device for chip testing according to claim 9, characterized in that: The cover tape recovery reel (9) is located below the roller (2).

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